Figure 78. Line Break Recovering Operations - Alcatel 1850 TSS-320 Technical Handbook

A
B
(*) All protection AU4 are put in Pass-through in the 5th and 6th NEs
Alcatel 1850 TSS-320 Rel. 1.1
128/270 8DG 07734 AAAA Edition 01
SWITCH-
side A
PROTECTED
SIGNAL
B A
1
6
A B
WORKING CHANNELS
PROTECTION CHANNELS
BRIDGE
SWITCH

Figure 78. Line break recovering operations

BRIDGE-
side A
SWITCH-
side B
B A
2 3
5 4
A B
PROTECTED
Technical Handbook Common
BRIDGE-
side B
B
A
SIGNAL
Functional Description